Poloniex is one of the largest Exchange of international cryptones.

An exchange is a currency exchange dedicated to the exchange of cryptones, but poloniex is much more, it also offers the services of loan giving its clients the opportunity to receive profits for their borrowed Cryptostones, it also allows the trading of Cryptostones with bitcoin against others Cryptomonedas, with a leverage of 2.5.

The page is in English language, although it is very intuitive and easy to use.

Poloniex currently plans to move from its current location in New York - the United States, due to new regulations of BitLicense, which could compromise the personal data of its clients, and thus stop accepting customers from the United States.

Services

Exchange or exchange house.

In this section of the page is realized what is the exchange of criptomonedas by others like bitcoin, ethereum, dogecoin, zcash, monero, steem, litecoin,, ripple, ethereum classic, stellar, The dash, the augur, the maidsafecoin and other dozens of criptomonedas,, the commissions for the exchange are variable according to the market of the criptomoneda.

The exchanges are made from criptomoneda x (any criptomoneda available) to bitcoin, to ethereum, to monero, and to tether (the criptomoneda that will always be worth a dollar).

Note: the exchange for bitcoin, contains more criptomonedas available for exchange in exchange the exchanges of ethereum, monero and tether are more limited in diversity.

Marking trading.

In this section trading with criptomonedas is done, all are done with bitcoin as criptomoneda pair, as bitcoin / ethereum, bitcoin / dogecoin, bitcoin / litecoin, bitcoin / monero, etc. With a leverage of 2.5.

When you use leverage you must meet these requirements: keep 40% of the leverage as a margin to keep the order open, ie if you open a command of 0.2 bitcoin leveraged you must have 40% of that 0.2 bitcoin minimum Is 0.08 bitcoin, to open the order, in addition to having more satoshis that cover your potential losses, and prevent your losses in the course of the operation to reduce your margin of 40% that is 0.08 bitcoin, in case your losses Reduce your margin to less than 0.08 bitcoin, the page will automatically close your operation leaving you in losses, this is done in order to avoid losing more satoshis, protect the bitcoins of the lenders and prevent you from having debts that you can not pay.

Loans

Poloniex allows you to lend your Crypton Coins to all those who practice Crypt Coin trading on your page.

Poloniex charges a 15% interest on the proceeds from the loans you make.
The minimum to lend is the value of 0.01 bitcoin, the interest can be set by the lender., As the number of days the loan is available.
The page will automatically choose the loan with the lowest interest for each criptomonedas traider.

Complaints.

Poloniex started this 2017 with bad news:
He has accusations of unethical practices, such as giving privileged information, allowing certain traider profits and leaving others at a loss.
Critics for removing 17 cryptones, from his page.
It is accused of causing losses to its customers during the ethereum side market, because they were unable to close their orders due to system failures.

It is also accused of possible manipulation of the market of the criptomonedas in his page.

Source of complaints about poloniex.

https://coinidol.com/suspicion-of-insider-trading-at-poloniex/

https://cointelegraph.com/news/more-questions-for-poloniex-as-reasons-for-delisting-altcoins-come-to-light

http://www.altcointoday.com/poloniex-may-face-lawsuit-over-insider-trading-during-ddos-attack/

https://cointelegraph.com/news/bitcoin-exchanges-kraken-poloniex-to-be-scrutinized-for-possible-insider-trading-manipulation

Images are screenshots